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Find the vertex and axis of symmetry of the graph of the function.
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Q3: <span class="ql-formula" data-value="f ( x ) =
Q17: <span class="ql-formula" data-value="f(x)=-x^{2}+8 x-7"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>f</mi><mo
Q41: <span class="ql-formula" data-value="\lim _ { x \rightarrow
Q42: <span class="ql-formula" data-value="\lim _ { x \rightarrow
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Q178: <span class="ql-formula" data-value="64 x ^ { 2
Q213: <span class="ql-formula" data-value="y"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>y</mi></mrow><annotation encoding="application/x-tex">y</annotation></semantics></math></span><span
Q220: <span class="ql-formula" data-value="\frac { ( x -
Q244: <span class="ql-formula" data-value="f(x)=-3 x^{2}-5"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>f</mi><mo